A Study of the Change in Sodium and Potassium Ion Concentrations in Stored Donor Blood and Their Effect on Electrolyte Balance of Recipients

Table 1

Mean and standard deviation of sodium and potassium concentrations on different days.

	N	Mean	Std. deviation
	Statistic	Statistic	Statistic
Day 0
Na	30	148.383	1.010
K	30	3.543	0.157
Day 7
Na	30	146.410	0.907
K	30	9.447	0.335
Day 14
Na	30	140.803	0.516
K	30	13.403	0.354
Day 21
Na	30	135.597	0.501
K	30	14.653	0.294
Day 28
Na	30	130.807	0.451
K	30	15.360	0.352